Document holder



FIG. 1 is a perspective view showing the front, left side and top of the document holder showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side thereof;

FIG. 5 is a right side thereof; and,

FIG. 6 is a bottom view thereof. 

The ornamental design for a document holder, as shown and described. 